[Progress in x-ray diagnosis of the large intestine].
D003093:Colitis, Ulcerative / Q000000981:diagnostic imaging; D004724:Endoscopy; D005336:Fiber Optic Technology; D006801:Humans; D007414:Intestinal Neoplasms / Q000000981:diagnostic imaging / Q000453:epidemiology; D007417:Intestinal Polyps / Q000000981:diagnostic imaging; D007420:Intestine, Large / Q000000981:diagnostic imaging*; D008722:Methods; D011859:Radiography